1 Infectious Diseases Translational Research Programme, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.
2 Infectious Diseases Translational Research Programme, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore catherine.ong@nus.edu.sg.
3 Division of Infectious Diseases, Department of Medicine, National University Hospital, Singapore, Singapore.
4 Institute for Health Innovation and Technology (iHealthtech), National University of Singapore, Singapore, Singapore.